For our Operation and Product Development department, we are looking for a working student (x|f|m) starting from September 2025 for at least 12 months. The position is based in Ulm (Sartorius Stedim Cellca GmbH), Germany. In this role you would support the team in the further development of our cell line development platform for the production of biopharmaceuticals. As a working student, you will benefit twice: You will gain important professional experience while you earn some extra income aside from continuing your studies. Working 10 - 15 hours a week will enable you to still focus the majority of your time on your studies. Grow with us – Your Responsibilities Support the team in their daily work and on weekends as well as public holidays. The following methods will be conducted in the lab : Passaging of mammalian cells on various formats Small-scale bioprocesses in fed-batch or perfusion format Protein analytics (product titer) What will convince us Bachelor or Master studies in biochemistry, biology, biotechnology or related fields First experience with working under sterile conditions and handling mammalian cell lines High motivation and flexibility Willingness to work on weekends and public holidays Structured way of working as well as solution-oriented way of thinking Identification with our core values: Sustainability, Openness, Enjoyment What we offer As a growing global life science company, stock listed on the DAX and TecDAX, Sartorius offers a wide range of Benefits: Mobility benefits: Good connections to public transportation as well as free parking, employee benefits for bike leasing and car leasing Well-Being: Free beverages (coffee, tea and water) and a basket of fruit Making an impact right from the start: Comprehensive onboarding, including a virtual online platform even before joining, Welcome Workshops, "buddy" as point of contact Being active: There is a running group every Wednesday Working together: strong integration into the team We support diversity and inclusion and welcome applications from people of all nationalities, genders, sexual orientations, religions, ages, disabilities and cultural backgrounds. About Sartorius Sartorius is part of the solution in the fight against cancer, dementia, and many other diseases. Our technologies help translate scientific discoveries into real-world medicine faster, so that new therapeutics can reach patients worldwide. We look for ambitious team players and creative minds, who want to contribute to this goal and advance their careers in a dynamic global environment. Join our global team and become part of the solution. We are looking forward to receiving your application. www.sartorius.com/careers